Petalwing is a fairy. He is "Chief of the Preservers" a type of alien species that populated world of two moons. It is a creature slightly smaller than an elf's hand, approximately hand-sized. His unique ability is to spit cocoon-salve that binds and sticks to hosts. At the end of elfQuest, he is discovered to be the only one who can open the secret sectors of the Palace of the The High-Ones, though in ElfQuest, the Preservers, the Trolls and the elves are three separate alien species.